Connect Mojo budget_service to BudgetManager implementation of Reserve.

chrome/browser/budget_service/budget_database_unittest.cc

Index: chrome/browser/budget_service/budget_database_unittest.cc
diff --git a/chrome/browser/budget_service/budget_database_unittest.cc b/chrome/browser/budget_service/budget_database_unittest.cc
index 09a5728b2bbf48f919dc54714e15106dc814aab0..6ae3adf72d68bd074f5754aef0be1618fa65d58a 100644
--- a/chrome/browser/budget_service/budget_database_unittest.cc
+++ b/chrome/browser/budget_service/budget_database_unittest.cc
@@ -37,8 +37,10 @@ class BudgetDatabaseTest : public ::testing::Test {
             profile_.GetPath().Append(FILE_PATH_LITERAL("BudgetDatabase")),
             base::ThreadTaskRunnerHandle::Get()) {}
 
-  void WriteBudgetComplete(base::Closure run_loop_closure, bool success) {
-    success_ = success;
+  void WriteBudgetComplete(base::Closure run_loop_closure,
+                           blink::mojom::BudgetServiceErrorType error,
+                           bool success) {
+    success_ = (error == blink::mojom::BudgetServiceErrorType::NONE) && success;
     run_loop_closure.Run();
   }